14121657587 has 2 divisors, whose sum is σ = 14121657588. Its totient is φ = 14121657586.

The previous prime is 14121657581. The next prime is 14121657617. The reversal of 14121657587 is 78575612141.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14121657587 is a prime.

It is not a weakly prime, because it can be changed into another prime (14121657581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7060828793 + 7060828794.

It is an arithmetic number, because the mean of its divisors is an integer number (7060828794).

Almost surely, 2^14121657587 is an apocalyptic number.

14121657587 is a deficient number, since it is larger than the sum of its proper divisors (1).

14121657587 is an equidigital number, since it uses as much as digits as its factorization.

14121657587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470400, while the sum is 47.

The spelling of 14121657587 in words is "fourteen billion, one hundred twenty-one million, six hundred fifty-seven thousand, five hundred eighty-seven".